Chiral Polytope of Type {6,9}
This page is part of the Atlas of Small Chiral Polytopes
Regular Cover :{6,9}*1296b with group SmallGroup(1296,1785) = (C3 x C9) ⋊ (S4 x C2)of order 1296
Rank : 3
Schlafli Type : {6,9}
Rotation Group : SmallGroup(216,96) = (C22 x D9) ⋊ C3 of order 216
Number of vertices, edges, etc : 24, 108, 36
If Aut({6,9}*1296b)=<s0, s1, s2>, then this chiral polytope is ({6,9}*1296b)/N, where
N=<s0*s1*s0*s1*s0*s2*s1*s0*s1*s0*s1*s2*s1*s0*s2*s1*s0*s2*s1*s0*s1*s2> of order 3
Facet : (Regular) 6-gon
Vertex Figure : (Regular) 9-gon
Finitely Presented Group Representation of the Rotation Group(GAP) :
F := FreeGroup("sig1","sig2");;
sig1 := F.1;; sig2 := F.2;;
rels := [ sig1^-1*sig2^-1*sig1^-1*sig2^-1, sig1*sig1*sig1*sig1*sig1*sig1, sig1*sig2^-1*sig2^-1*sig1*sig2^-1*sig2^-1,
sig2*sig2*sig2*sig2*sig2*sig2*sig2*sig2*sig2, sig1*sig1*sig1*sig2*sig1^-1*sig1^-1*sig2*sig1^-1*sig2^-1*sig1*sig2*sig1^-1*sig2 ];;
rotpoly := F / rels;;
Finitely Presented Group Representation of the Rotation Group (Magma) :
rotpoly<sig1,sig2> := Group< sig1,sig2 | sig1^-1*sig2^-1*sig1^-1*sig2^-1, sig1*sig1*sig1*sig1*sig1*sig1,
sig1*sig2^-1*sig2^-1*sig1*sig2^-1*sig2^-1, sig2*sig2*sig2*sig2*sig2*sig2*sig2*sig2*sig2,
sig1*sig1*sig1*sig2*sig1^-1*sig1^-1*sig2*sig1^-1*sig2^-1*sig1*sig2*sig1^-1*sig2 >;